Clinical trials: Caloric Restriction, open to volunteers
Tumor Surgery
Caloric Restriction In Sarcoma Patients Treated With Pre-Operative RT
This study is being conducted to decrease the rate of surgical wound complications. The investigators are studying the effects that caloric restriction has on decreasing the rate of surgical wound complications.
- Trial name
- NCT02792270
- Testing
- Caloric Restriction Diet
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- Massachusetts General Hospital
Heart Failure, Heart Failure With Reduced Ejection Fraction
The Effect of Obesity and Weight Loss in Heart Failure With Reduced Ejection Fraction.
This study looks at the effects of weight loss in people who have heart failure with reduced ejection fraction (HFpEF) and are overweight or obese.
- Conditions
- Heart Failure, Heart Failure With Reduced Ejection Fraction, Obesity, Overweight
- Trial name
- SLEnDR (NCT05942287)
- Testing
- Diet intervention
- Where
- 2 sites in Jersey, United Kingdom
- Volunteers
- 110 people
- Sponsor
- University of Oxford
Metabolic Syndrome
The Effectiveness of Intermittent Fasting, Caloric Restriction and Physical Activity On Metabolic Syndrome
Metabolic syndrome (MetS) is a global health issue defined by a cluster of risk factors-abdominal obesity, elevated blood pressure, high fasting blood sugar, high triglycerides, and low HDL cholesterol-that together significantly…
- Trial name
- NCT07181655
- Testing
- Modified Intermittent Fasting
- Where
- Malaysia
- Volunteers
- 140 people
- Sponsor
- Universiti Putra Malaysia
Obesity (BMI>30), Immune Abnormalities
NutrImmune: Precision Nutrition to Improve Immunity in Individuals With Obesity
Obesity is a complex health condition defined by the World Health Organization (WHO) as an excess of body weight that may be harmful to health.
- Conditions
- Obesity (BMI>30), Immune Abnormalities, Low-grade Inflammation
- Trial name
- NutrImmune (NCT07850206)
- Testing
- Mixed test meal, Biological sampling, Questionnaires
- Where
- 4 sites in France, Germany and 1 more
- Volunteers
- 168 people
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Overweight and Obesity
Chronic Effect of Fasting
The aim of the study is to determine if time-restricted feeding (TRF) is an effective dietary strategy to weight loss after 8 weeks intervention. TRF will be compared with an intervention without restriction in time for feeding.
- Trial name
- NCT03574103
- Testing
- Caloric restriction only, Caloric restriction plus TRF morning, Caloric restriction plus TRF night
- Where
- 2 sites in Brazil
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Federal University of Minas Gerais
Anatomic Stage 0 Breast Cancer AJCC v8, Anatomic Stage 1 Breast Cancer AJCC v8
Pre-operative SABR With and Without Caloric Restriction for Early Stage Breast Cancer
This phase II trial studies the effect of calorie reduction while undergoing stereotactic ablative radiation therapy in treating patients with breast cancer.
- Conditions
- Anatomic Stage 0 Breast Cancer AJCC v8, Anatomic Stage 1 Breast Cancer AJCC v8, Anatomic Stage 2 Breast Cancer AJCC v8, Anatomic Stage 3 Breast Cancer AJCC v8
- Trial name
- NCT04959474
- Testing
- Best Practice, Stereotactic Body Radiation Therapy, Resection
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Thomas Jefferson University
Type2diabetes
The Effects of Glucagon on Hepatic Metabolism in People With Type 2 Diabetes After Caloric Restriction
Caloric restriction (and RYGB) improves insulin action and lowers fasting glucose, glucagon and EGP, without changes in postprandial EGP and glucagon concentrations.
- Trial name
- NCT05499702
- Testing
- Caloric Restriction, Hyperglycemic clamp
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Adrian Vella
Caloric Restriction, Body Composition
Long-Term Effects of Semaglutide on Body Composition and Performance in Running
Semaglutide, a GLP-1 receptor agonist, has demonstrated significant weight-loss effects in people with obesity and/or type 2 diabetes, but its impact on exercise performance among lean, fit athletes remains unknown.
- Conditions
- Caloric Restriction, Body Composition, Performance
- Trial name
- NCT07874932
- Testing
- Semaglutide (SEMA)
- Where
- Denmark
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Morten Hostrup, PhD
Healthy, Older Adults
The Combined Effect of Dietary Nitrate and Caloric Restriction on Cognitive and Vascular Function.
This pilot study will compare the effect of combining dietary nitrate and caloric restriction versus dietary nitrate alone. The participant will be contacted, having responded to an advertisement on social media and posters, to…
- Conditions
- Healthy, Older Adults, Overweight and Obesity
- Trial name
- CRNitrateMRI (NCT06151015)
- Testing
- Nitrate-rich beetroot juice plus calorie-restricted diet, Nitrate-rich beetroot juice plus weight-maintenance diet
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Moira Taylor
Type 2 Diabetes Mellitus (T2DM), Semaglutide
The Impact of Semaglutide Compared to Energy Restriction on Type 2 Diabetes
To evaluate the effects of subcutaneous injection of semaglutide for 12 weeks on patients with type 2 diabetes mellitus (T2DM), compared with concurrent energy-restricted management, on glycemic control, weight loss, inflammatory…
- Conditions
- Type 2 Diabetes Mellitus (T2DM), Semaglutide, Caloric Restriction
- Trial name
- NCT07272343
- Testing
- semaglutide, caloric restriction
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Second Affiliated Hospital of Nanchang University
Obesity & Overweight
Safety and Tolerability of a Nutritional Formula Designed to Aid in Maintenance of Muscle During Periods of Caloric Restriction in Adults
Muscle loss during caloric restriction is a significant concern for metabolic health and physical function, yet there is limited evidence on interventions that simultaneously target multiple contributing pathways.
- Trial name
- Redefine (NCT07447843)
- Testing
- Redefine
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Nature's Sunshine Products, Inc.
Type 2 Diabetes, Obesity & Overweight
Effectiveness of a Low-Calorie Diet Combined With Intensive Lifestyle Intervention Using Integrated Personalized Diabetes Management for Achieving Diabetes Remission in Patients With Type 2 Diabetes Mellitus
The goal of this clinical trial is to determine whether a low-calorie diet combined with intensive lifestyle intervention using Integrated Personalized Diabetes Management (iPDM) is more effective than standard care in achieving…
- Conditions
- Type 2 Diabetes, Obesity & Overweight, Remission, Lifestyle Intervention
- Trial name
- REMIT-DM (NCT07748949)
- Testing
- Low-calorie diet, Continous Glucose Monitor (CGM), Standard Care (in control arm)
- Where
- Thailand
- Volunteers
- 54 people
- Sponsor
- Chulalongkorn University
Metabolically Unhealty Obese, Dyslipidemia
Effect of a Low-Calorie MCT-Rich Traditional Minangkabau Diet on Obese Individuals
This study aims to investigate the effect of a low-calorie diet rich in medium-chain triglycerides (MCTs) based on traditional Minangkabau foods on metabolic biomarkers in individuals with obesity.
- Conditions
- Metabolically Unhealty Obese, Dyslipidemia, Diabetes (DM), Resistance, Insulin
- Trial name
- NCT07423884
- Testing
- Low-Calorie Diet Rich in Medium-Chain Triglycerides (MCTs) Based on Traditional Minangkabau Foods
- Where
- Indonesia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Andalas University
Obesity
Bone Marrow Adipose Tissue in Relation to Bone and Energy Metabolism in Obesity and Type 2 Diabetes Mellitus
This interventional study is part of a broader research project entitled "Bone Marrow Adipose Tissue in Relation to Bone and Energy Metabolism in Obesity and Type 2 Diabetes Mellitus." The broader project includes both a…
- Trial name
- BOD-BMAT (NCT07731438)
- Testing
- Caloric Restriction
- Where
- 3 sites in Czechia
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- General University Hospital, Prague
Bariatric Surgery Candidate
Compliance With Standard Care vs Ready to Eat Meals Prior to Bariatric Surgery
Currently, a ketosis-inducing programme, usually a liquid meal replacement, is the standard of care for pre-operative dietary management.
- Trial name
- NCT06461247
- Testing
- Very Low Calorie Diet Ready-to-eat (VLCD RTE) meals, Standard Care Group
- Where
- 2 sites in Singapore
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- National University Hospital, Singapore
Long Covid, Chronic Inflammation
Periodic Fasting for Treatment of Long Covid in Adults: a Pilot Study
Background: Long COVID, characterized by persistent symptoms following acute COVID-19 infection, has emerged as a significant public health concern.
- Trial name
- FASTCOV-P (NCT06522750)
- Testing
- 7-day ambulatory caloric restriction intervention using the Buchinger-Wilhelmi method
- Where
- Luxembourg
- Volunteers
- 20 people
- Sponsor
- University of Luxembourg
Caloric Restriction, Body Composition
Short Term Effects of Semaglutide on Body Composition and Performance
Semaglutide, a GLP-1 receptor agonist, has demonstrated significant weight-loss effects in people with obesity and/or type 2 diabetes, but its impact on exercise performance among lean, fit athletes remains unknown.
- Conditions
- Caloric Restriction, Body Composition, Performance
- Trial name
- NCT07874971
- Testing
- Semaglutide (SEMA)
- Where
- Denmark
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Morten Hostrup, PhD
Diabetes Mellitus Type 2 in Obese
Normalized Glucose Levels in Type 2 Diabetes With Carbohydrate or Caloric Restriction
This is a randomized controlled trial to determine whether a low-carbohydrate (LC) diet can lead to normalized blood glucose levels in patients with short duration of type 2 diabetes (T2D).
- Trial name
- CarborCal (NCT05801614)
- Testing
- Low carb diet
- Where
- Sweden
- Volunteers
- 286 people
- Sponsor
- Region Stockholm
Diabetes Mellitus, Type 2
DiaMester Pilot RCT: E-health Lifestyle Program for Type 2 Diabetes
This registration covers a pilot for a 3-armed parallel-group randomized controlled trial (RCT) that will evaluate the efficacy of DiaMester, a Norwegian e-health programme designed to improve self-management and induce…
- Trial name
- DiaMester (NCT07361640)
- Testing
- e-health lifestyle program, Low calorie diet
- Where
- Norway
- Volunteers
- 99 people
- Sponsor
- Oslo University Hospital
NAFLD
Non-alcoholic Fatty Liver Disease in Low Birth Weight Individuals
The investigators will conduct a proof-of-principle 4-weeks low-calorie diet (LCD) intervention study in low birth weight (LBW) subjects and normal birth weight (NBW) controls with documented (MR scan) liver fat content equal to…
- Trial name
- NCT05842850
- Testing
- Caloric restriction intervention, No intervention
- Where
- 2 sites in Denmark
- Volunteers
- 8 people
- Sponsor
- Steno Diabetes Center Copenhagen